It is unnecessary to precise arith model of controlled objectfor fuzzy control.It is an intelligent control.It has inflexibilityunder the variation of interior and exterior interference.

• 由于模糊控制不需要有准确的控制对象的数学模型，它是一种智能控制的方法，具有对内部参数变化和外部干扰的鲁棒性。